WO2004023787A3 - Signal intensity range transformation apparatus and method - Google Patents

Signal intensity range transformation apparatus and method Download PDF

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Publication number
WO2004023787A3
WO2004023787A3 PCT/US2003/028028 US0328028W WO2004023787A3 WO 2004023787 A3 WO2004023787 A3 WO 2004023787A3 US 0328028 W US0328028 W US 0328028W WO 2004023787 A3 WO2004023787 A3 WO 2004023787A3
Authority
WO
WIPO (PCT)
Prior art keywords
signal intensity
intensity range
transformation apparatus
range transformation
levels
Prior art date
Application number
PCT/US2003/028028
Other languages
French (fr)
Other versions
WO2004023787A2 (en
Inventor
Stephen G Johnson
Norbert W Elsdoerfer
Charles M Anastasia
Original Assignee
Rytec Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Rytec Corp filed Critical Rytec Corp
Priority to AU2003270386A priority Critical patent/AU2003270386A1/en
Publication of WO2004023787A2 publication Critical patent/WO2004023787A2/en
Publication of WO2004023787A3 publication Critical patent/WO2004023787A3/en

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Classifications

    • G06T5/70—
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/40—Image enhancement or restoration by the use of histogram techniques
    • G06T5/94—
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/80—Camera processing pipelines; Components thereof
    • H04N23/84—Camera processing pipelines; Components thereof for processing colour signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/20—Circuitry for controlling amplitude response
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10016—Video; Image sequence
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20024—Filtering details
    • G06T2207/20032—Median filtering
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals

Abstract

A system and method for manipulating image data is disclosed (Figure 6). Generally, the system and method indentifies (66) useful grey-levels within an input image. The image is then scaled (68) based upon the identified (66) useful grey-levels.
PCT/US2003/028028 2002-09-06 2003-09-08 Signal intensity range transformation apparatus and method WO2004023787A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2003270386A AU2003270386A1 (en) 2002-09-06 2003-09-08 Signal intensity range transformation apparatus and method

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US40866302P 2002-09-06 2002-09-06
US60/408,663 2002-09-06

Publications (2)

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WO2004023787A2 WO2004023787A2 (en) 2004-03-18
WO2004023787A3 true WO2004023787A3 (en) 2004-05-13

Family

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Family Applications (1)

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PCT/US2003/028028 WO2004023787A2 (en) 2002-09-06 2003-09-08 Signal intensity range transformation apparatus and method

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US (2) US7321699B2 (en)
AU (1) AU2003270386A1 (en)
WO (1) WO2004023787A2 (en)

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US7321699B2 (en) 2008-01-22
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